QB is not a catalog, you should only stock inventory items that you actually buy, keep on hand,  and sell – do you really stock 2M different items

Resolution for 'actually buy issue: 'can you Import over 2,000,000 items of inventory in one sweep?' available: Yes.

The actually buy issue or error code is a known issue in Quickbooks Online (QBO) and/or Quickbooks. Support for this issue is available either by self-service or paid support options. Experts are available to resolve your Quickbooks issue to ensure minimal downtime and continue running your business. First try to resolve the actually buy issue yourself by looking for a resolution described in the article. If it is a complex actually buy issue or you are unable to solve the issue, you may contact us by clicking here or by using other actually buy support options.

For more information about resolving issues related to actually buy in Quickbooks/QBO or to get support for the issue 'can you Import over 2,000,000 items of inventory in one sweep?', click the link below: